[Event "18th olm qual. group 1"]
[Site "Lugano SUI"]
[Date "1968.10.21"]
[Round "4"]
[White "Araiza Vazquez, Jose Joaquin MEX"]
[Black "Rodriguez, Ruben PHI"]
[Result "0-1"]
[ECO "A46"]
[EventDate "1968.10.17"]
[PlyCount "104"]

1.d4 Nf6 2.Nf3 d6 3.Bg5 Nbd7 4.Nbd2 g6 5.e4 Bg7 6.Bd3 O-O 7.O-O Qe8 8.Re1 
e5 9.c3 h6 10.Bh4 Nh5 11.Bg3 Nb6 12.Qc2 Bg4 13.h3 Bd7 14.Nf1 Nxg3 15.Nxg3 
Rc8 16.dxe5 dxe5 17.c4 c5 18.Ne2 Qe6 19.Nd2 h5 20.Nc3 Bh6 21.Nd5 Qd6 22.
Nf1 Nxd5 23.exd5 f5 24.f3 Rce8 25.Re2 Bg5 26.Rae1 Rf7 27.g3 Rfe7 28.h4 Bh6
29.Rg2 Rf8 30.b4 b6 31.bxc5 Qxc5+ 32.Kh2 Qd6 33.Kh1 Rc8 34.Qb1 Bg7 35.Nd2 
Kh8 36.Bc2 Bf6 37.Qd1 Qa3 38.Bb3 Rf8 39.Nb1 Qc5 40.Nd2 Rh7 41.Rh2 Bc8 42.
Ba4 Bb7 43.Qb3 a6 44.Qe3 Qxe3 45.Rxe3 b5 46.Bb3 Rd8 47.Rd3 Rhd7 48.cxb5 
axb5 49.Kg1 Kg7 50.Kf1 Be7 51.Re2 Kf6 52.Rde3 Bd6 0-1

